Title Link: BZOJ-1006Problem analysisThis problem is a bare model of the minimum number of staining figures for a chord graph.The minimum coloring method of a string graph is to find out the perfect elimination sequence (MCS algorithm) of the chord graph, and then, in accordance with the perfect elimination sequence, backward forward from backward to the smallest color that each Dianran can dye.The number of colors found is the smallest stain, but also the largest group.Code#include [Bzoj 1006
38 61 210 49 53 7
Sample output
-1 1 10 10 9 8 3 1 1 8
Source
Classic Topics
Uploaded by
Zhang Yunzun
#include
I also just understand today, to tell you about my understanding of the problems encountered in the process.
In fact, before making a diagram of the topic seniors let me read, I am not the kind of love reading. I like t
, so you can eliminate 5, this time b[1..2] = 1, 3,len = 2continue, d[5] = 6, it is behind 3, because b[2] = 3, and 6 is behind 3, so it is easy to infer b[3] = 6, then b[1..3] = 1, 3, 6, or is it easy to understand? Len = 3, OH. 6th, D[6] = 4, you see it between 3 and 6, so we can replace 6, get b[3] = 4. B[1..3] = 1, 3, 4, Len continues to be equal to 37th one, d[7] = 8, it's big, bigger than 4, uh. So b[4] = 8. Len becomes 4.8th, D[8] = 9, get b[5] = 9, uh. Len continues to grow, to 5. The la
Four kinds of situations discussion: a,b>=0A,bA>=0,bAThen each time you check whether to enter a rectangular box or whether to directly use the answer to the rectangle is only two diagonal coordinates to update.#include "Kd-tree" bzoj2850 Chocolate Kingdom
DFS water problem. Test instructions explained that this is a tree, then just follow the root node Dfs down, DFS time to record the current node, and the parent is who, on AC!#include #include#include#include#includeusing namespacestd;Const intMAXN =100000+Ten; Vectorint>LJB[MAXN];intANSS[MAXN], FLAG[MAXN];intN, S, u, v;voidDfsintNOWW,intfather) { inti; ANSS[NOWW]=father; for(i =0; I ) { if(Flag[ljb[noww][i]] = =0) {Flag[ljb[noww][i]]=1; DFS (Ljb[noww][i], NOWW); } }}intM
implementation of MCS: http://tieba.baidu.com/p/2891159900.[Sum]The number of ① of the chord graph = number of colors.② three ways to perfect the elimination sequence: violence, priority queuing, linearity.③ If you want to change the elements in the queue, it is equivalent to re-inserting the elements so that the elements in the original queue do not have an effect.Used in a variety of data structures such as priority queues, linked lists, and more.④ the method of recording time stamp staining.
){ - intx=seq[j],i; the for(intI=head[x];i;i=table[i].next)Bayimark[Color[table[i].to]]=J; the for(i=1; I); thecolor[x]=i; -ans=Max (ans,i); - } theprintf"%d\n", ans); the return 0; the}View Code
1006: [HNOI2008] Magical Country Time
limit:20 Sec Memory limit:162 MBsubmit:2208 solved:989[Submit] [Status] [Discuss]
DescriptionK Country is a country of keen triangles, even people's contacts only like the triangle principle. They think triangular r
Game creation: galaxypinxGame release: galaxypinx
English name: sexual fantasy kingdom
Game language: ChineseGame platform: PC game type:Configuration Requirements = CPU: PentiumII 233 MHz/pentiumiii 500 MHz memory capacity: 128 MB graphics card: 64 MB or more VRAM, equipped with corresponding directx9.0cOperating System: Windows Vista/XPDirectX version: directx9.0cHard Disk Space: 300 MB or moreSound Card: Sound Card supporting direct soundPeripher
" ) {Alert ( "Registration successful! "); Window. Location. href = "/" ;}}, "Text" ) ;}}, Error: Function (XMLHttpRequest, textstatus, errorthrown) {alert ( "An error occurred while registering. Please try again later! " );}});}
At this point, the registration page, which is regarded as a small success, is complete. Of course, some pages are not perfect. If someone has a better solution, please give us some advice and provide more guidance.
Finally give example URL: http://www.kxwg.net/Us
UVALive 4730 Kingdom line segment tree + query set, uvalive4730
Question link: Click the open link
Opinion White Book P248
Ideas:
First, increase the read y value by 2 times to an integer.
Then discretization
Use the line segment tree to maintain the number of cities and the number of connected blocks for each point in the y-axis interval,
Then, use the check set to maintain the maximum and minimum y values of each Unicom block and Unicom block, and a
// Rope crisis in ropeland! (The Crisis of the rope kingdom !) // PC/ultraviolet A IDs: 111302/10180, popularity: B, success rate: average level: 2 // verdict: accepted // submission date: 2011-11-02 // UV Run Time: 0.696 S // copyright (c) 2011, Qiu. Metaphysis # Yeah dot net // [solution] // determine whether the rope needs to bypass the Column Based on the situation. If you need to bypass the column, calculate it based on the corner relationship. #
constructing Roads in jgshining ' s kingdom
Time limit:2000/1000 MS (java/others) Memory limit:65536/32768 K (java/others)Total submission (s): 24704 Accepted Submission (s): 7038
Problem Description jgshining ' kingdom consists of 2n (n is no more than 500,000) small cities which be located in both PA Rallel lines.
Half of these cities is rich in resource (we call them rich cities) while the others i
Title Link: Hdu 4777 Rabbit KingdomThe main topic: a rabbit Kingdom, there are n rabbits, each rabbit has a weight, if the weight of two rabbits is not coprime, then will dry, and now the king wants to put the rabbit between the L R Prison, it wants to know how many rabbits will not and other rabbit dry rack.Problem-solving ideas: pre-l,r each rabbit to the left and right the rabbit will have a recent conflict with the rabbit, pre-treatment as long as
Discover the Kingdom TourTime limit:1000 MS Memory limit:32768 KTotal Submit:20 (9 users) Total Accepted:11 (9 users) rating:special Judge:noDescriptionSummer will come, strong and fat agreed to "discover the Kingdom" amusement park to play. Strong See roller coaster, jumping machine, pirate ship and so has been excited to be unable to self-control, fat has already legs feeble.
Every facility in the amuseme
Oracle continues to dominate the database market, but analysts say open source will be the company's biggest competitor.
Market research firm IDC and Gartner predict that the global performance of relational database management system (RDBMS) software will continue to grow, while enterprise data storage requirements remain the main source of market expansion. The system is primarily used to store, manipulate, or recover data.
Both Gartner and IDC assessed the global 2005 RDBMS software Sales
There is a kindom of obsession, so people in this kingdom do things very strictly. They name themselves in integer, and there is n people with their ID continuous (s+1,s+2,⋯,s+n) standing in a Li NE in arbitrary order, being more obsessively, people with ID X wants to stand at Yth position which satisfy Xmody=0 Is there any satisfy everyone's requirement? Inputfirst line contains an integer T, which indicates the number of test cases. Every te
This tutorial teaches triple friends to use fireworks to make a beating heart, the effect of the tutorial to jump a little faster, people are dazzled, we can adjust the delay. First look at the effect chart:
"Remarks": This tutorial is very
Photoshop makes a three-dimensional heart with a bow, this tutorial introduces the common methods of making stereo icons. Because the composition of the icon is relatively simple, the production time as long as the attention to the combination of
The composition and production of the effect diagram is very simple, only need to draw the heart shape, with the layer style to increase the relief effect and color, and then add decoration according to preferences.
Final effect
1,
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